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SHIJIAZHUANG DEV ZONE DESAI CHEMICAL CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    175,998
About

SHIJIAZHUANG DEV ZONE DESAI CHEMICAL CO LTD has a total of 23 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, organic fine chemistry and electrical machinery and energy are MATSUI MASAYOSHI, UNIV SHENYANG POLYTECHNIC and TAKEDA AKIO.

Patent filings in countries

World map showing SHIJIAZHUANG DEV ZONE DESAI CHEMICAL CO LTDs patent filings in countries

Patent filings per year

Chart showing SHIJIAZHUANG DEV ZONE DESAI CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Wenxi 6
#2 Liu Hongquan 5
#3 Dong Zhiqiang 3
#4 Lu Qiong 3
#5 Yongqiang Zhao 3
#6 Xing Zhenping 3
#7 Zhang Jiechun 2
#8 Tan Wenli 2
#9 Qigao Hu 2
#10 Wang Xin 2

Latest patents

Publication Filing date Title
CN105304899A Negative plate lead plaster containing polyaspartic acid of lead-acid battery
CN105016445A Coking wastewater coagulation adsorbent and application thereof
CN105060432A Coking wastewater coagulation adsorbent and application thereof
CN104150971A Calcium-reinforced SOD urea fertilizer, preparation method and application thereof
CN104150727A Pretreatment method for enhancing anaerobic sludge digestion by virtue of compound microorganism bacterium agent
CN104152378A Compound microbial agent for anaerobic digestion treatment of sludge and production method of compound microbial agent
CN104447370A Preparation method of imino disuccinate chelator
CN104725634A Method for synthesizing polyaspartic acid by maleic anhydride and ammonia gas
CN103059299A Compound type MSOD (Models of Superoxide Dismutase) and production process thereof
CN102627766A Preparation method for polyaspartic acid zinc as agricultural zinc supplement
CN102504253A Environmental-protection preparation method for calcium polyaspartate as agricultural calcium supplement
CN102343217A Ultrafiltration membrane alkaline cleaner
CN102391101A Process for refining gulonic acid
CN102382084A Method for producing vitamin C
CN102351368A Loading flocculation pretreatment method of antibiotic fermentation wastewater
CN102267843A Preparation method of synergic water soluble fertilizer
CN101811791A Flocculation pretreatment method for penicillin fermentation waste water
CN101812700A Bipolar membrane electrolysis method for ester-type hydrolysis
CN101817714A Electrolysis method for hydrolyzing esters
CN101818180A Method for producing vitamin C by elec-trodialysis with bipolar membrane